Hugh Dancy. When I saw the first episode of Hannibal I thought "that's XX, the guy in the book in my head", well since then, he (the character) is changing a little but still, Hugh Dancy, especially as in Hannibal, would match pretty well...

Hugh Dancy: Trying to remember lines (lol)

from http://wallofthemoon.tumblr.com/post/73912064962/sherlock-hannibal-haanigram-i-am-having-a